Base64 Encode/Decode is a free online tool from Swift Toolbox (Encode/Decode). Base64 encode & decode with full UTF-8 support.
It runs entirely in your browser — nothing you enter or upload leaves your device.
🔗 URL Encode/Decode · 🏷️ HTML Entities · 🔣 Unicode Escape · 1️⃣6️⃣ Hex Converter